In order to complete his research project, Roger needs to make a mixture of 86 mL of a 36% acid solution from a 39% solution and a 17% acid solution. Find the volume of the 39% acid solution that Roger needs to use to make the mixture.

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

Used the balanced equation 2h2+ o2 - -> 2h2o. if you have 7.2 grams of o2 , how many grams of h2o can you produce ?

Word equation for k(s) +h2o(l) yield koh (aq) + h2